Tek4um.com Cork, Ireland

@Tek4um. by Karl Grabe


 

My Software, Hardware & Mechanical projects (root folder)


 

Recently Completed 2021.06.08:

Remote buzzer for Smoke Alarm & Microcontroller interface.

Featured project on Instructables.

Arduino, Hackster


 


 

Ongoing Projects 2021.05:

Water tank level alarm, Arduino & HC-SR04 ultrasonic sensor

Arduino Controlled home heating

Featured on Hackaday

1977 Yamaha XS 250 restoration


 


 

Completed Projects:

Updated each year

2021.04.17

Philips - Magnavox D2999 PLL Receiver LED Backlight Replace

Disassembly/teardown/reassembly

2021.04.02 Programmable On-Air LED Sign

For online lectures/meetings using sonoff wifi relay

2020

XMAS Arduino Snowflake 3d printed star, RGB LED Pixels, Arduino

2020

Xmas Lights: Arduino 350 Neo Pixel RGB WS2811 LEDS

Unix Time binary clock, 350LED same hardware as above

2018

Alarm Communicator with Arduino GSM shield

2013

30 minute make a Secchi Disk to measure phytoplankton with your smartphone: CorkCoast.com/secchi

2011

Nest Box with cameras

2005

DIY Hydrophone

1995

PIC car Fuel monitor with LCD

1998

Apple Cork & Cupertino 1983-1998 Archive folders

1983

Masters Thesis Microcomputer Controlled Automatic Wafer Test System

Hard to find manuals:

Star Silva M298 VHF Marine Transceiver Swiftech Download pdf scanned Aug 2021


 

Karls Home Page

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